Email: info@sino-richem.com

Mobile: +86-13953606880

Qingdao Richem New Materials Co.,Ltd

Address: 1-1706 No.1389 Zhujiang Road, Huangdao District., Qingdao, China

Weifang Richem International Ltd

Address: B415 Diamond Plaza, No.227 East Dongfeng Str., Weifang, Shandong, China